BIG_THREE.TOOLS
Length, weight/mass, and liquid volume with imperial-first units plus metric equivalents.
ELECTRICAL.LAW
Ohm’s law, power law, battery runtime, and AWG wire diameter lookup.
Ohm’s Law
FORMULA: V = I × R
Power Law
FORMULA: P = V × I
Battery Runtime
Runtime appears here.
AWG Wire Diameter
Diameter appears here.
CONSTRUCTION.MATH
Area, cubic volume, board feet, roof pitch/slope, and shop fractions down to 1/64 inch.
Board Feet
Board feet appears here.
Slope / Pitch
Slope appears here.
Fraction to Decimal / Millimeters
Pick a fraction.
MECHANICS.FIELD
Force, torque, pressure, energy, and velocity conversions for practical mechanical work.
SERVER.TOOLS
Decimal/binary data size, network transfer rates, DPI image math, and color format conversion.
Data Rate
1 MB/s = 8 Mbps.
Digital Image DPI
Image size appears here.
Color Converter
Color formats appear here.
SCIENCE.ENV
Temperature, fuel economy, flow rate, and density conversions.
Temperature
Enter any temperature field.
Fuel Economy
MPG and L/100km are inverse. Better MPG means lower L/100km.
TIME_ASTRO.NAV
Time units, Unix epoch conversion, and big-distance celestial math.
Unix Epoch
Epoch conversion appears here.
UTILITY.ADDONS
Tip, split, discount/markup, BMI, and yeast substitution calculators.
Tip Calculator
Tip appears here.
Discount / Markup
Price appears here.
BMI
BMI appears here.
Cooking Yeast Substitute
Common rule: fresh yeast ≈ 3 × active dry yeast by weight.
CALCULATION_PRECISION: PRACTICAL_DECIMAL // ENGINE: VANILLA_JS_REALTIME // UPLOADS: NONE